#include <stdio.h>
void main()
{
    int n,count=0;
    printf("Please enter number:");
    scanf("%d,&n");
    do{
        if(n%2){
            n=n*3+1;
            printf("[%d]:%d*3+1=%d\n",++count,(n-1)/3,n);
        }
        else{
            n/=2;
            printf("[%d]: %d/2=%d\n",++count,2*n,n);
        }

    }while(n!=1);

}